Regional Weather Roundup
Issued by NWS

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437
ASUS43 KLOT 231510
RWRIL

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CST SUN NOV 23 2025

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.

ILZ001-002-007-009-015-016-024-231600-
NORTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
MOLINE         SUNNY     40  34  79 CALM      30.19R TC   4
STERLING*      SUNNY     39  39 100 NW3       30.20R TC   4
$$

ILZ003-004-008-010-011-017-018-231600-
NORTH CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOSUNNY   38  34  85 CALM      30.19R TC   3
DE KALB*       SUNNY     39  35  83 NW9       30.18R WCI  33 TC   4
PERU*          SUNNY     42  37  83 W6        30.19R TC   5
$$

ILZ005-006-012>014-019>023-231600-
NORTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  MOSUNNY   43  34  70 W6        30.15R TC   6
CHICAGO-MIDWAY MOSUNNY   43  36  76 W7        30.17R TC   6
AURORA         SUNNY     39  36  89 NW7       30.17R WCI  34 TC   4
JOLIET*        SUNNY     42  38  83 CALM      30.18R TC   6
WAUKEGAN       MOSUNNY   44  33  65 NW10G18   30.13R TC   7
DUPAGE AIRPORT SUNNY     43  35  73 NW9       30.15R TC   6
WHEELING       MOSUNNY   45  34  65 NW12      30.16R TC   7
MORRIS*        SUNNY     41  38  90 NW9       30.17R TC   5
ROMEOVILLE*    SUNNY     41  37  87 W7        30.17R TC   5
LANSING*       SUNNY     42  33  69 NW9       30.17R TC   6
NORTHERLY ISL*   N/A     44  34  67 W7          N/A  TC   7
$$

LMZ740>746-231600-
SOUTHERN LAKE MICHIGAN

STATION/POSITION SKY/WX   TEMP    WIND        PRES    VSBY  WAVE
                          AIR SEA DIR/SP/G                  HT/PER
                          (F)     (DEG/KT/KT) (MB)    (MI)  (FT/S)
S. MID LAKE BUOY           46 50  300/ 17/ 21 1020.2R         4/ 5
WINTHROP HARBOR            44 48  240/ 14/ 17   N/A           1/ 2
WAUKEGAN HARBOR            45 47  260/ 12/ 16   N/A           1
HARRISON CRIB              44     300/ 13/ 14   N/A
NORTHERLY ISL              42     250/  6/ 15   N/A
CALUMET HARBOR             43     250/  6/  9 1020.4R
BURNS HARBOR               44     280/  7/  8 1021.3R
MICHIGAN CITY              49     310/ 18/ 19 1019.7R
ST. JOSEPH BUOY            48 49  280/ 21/ 29 1020.5R         5/ 5
$$

ILZ025>027-034>036-040-047-049-050-058-095>099-231600-
WEST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         FOG       41  41 100 CALM      30.21R VSB<1/4 TC   5
GALESBURG*     SUNNY    N/A N/A N/A NW3       30.22R
MACOMB*        SUNNY     42  40  95 NW3       30.23R TC   5
JACKSONVILLE*  CLOUDY    43  42  98 CALM      30.23R TC   6
PITTSFIELD*    CLOUDY    43  42  99 CALM      30.23R VSB<1/4 TC   6
$$

ILZ028>032-037-038-041>044-048-051>054-059>061-231600-
CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        SUNNY     42  38  88 NW6       30.19S TC   5
BLOOMINGTON    SUNNY     44  40  85 NW8       30.20R TC   7
DECATUR        CLOUDY    42  42 100 NW8       30.21R FOG     TC   6
PEORIA         SUNNY     41  38  89 W3        30.20R TC   5
LACON*         SUNNY     41  34  76 N3        30.19S TC   5
LINCOLN*       CLOUDY    42  42 100 CALM      30.21R FOG     TC   6
SPRINGFIELD    CLOUDY    44  42  93 W5        30.21R TC   7
TAYLORVILLE    CLOUDY    43  43 100 MISG      30.22S FOG     TC   6
$$

ILZ033-039-045-046-055>057-062-063-231600-
EAST-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      SUNNY     42  41  96 W8        30.20R TC   6
RANTOUL*       SUNNY     43  39  87 W7        30.19R TC   6
MATTOON        FOG       42  41  96 NW7       30.20R VSB 1/2 TC   6
PARIS*         MOSUNNY   43  42  97 NW7       30.21R FOG     TC   6
$$

ILZ079-100>102-231600-
SOUTHWEST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          PTSUNNY   48  45  87 W6        30.23R TC   9
BELLEVILLE     CLOUDY    49  47  93 W7        30.21R FOG     TC   9
CAHOKIA*       CLOUDY    48  45  89 W6        30.23R TC   9
SPARTA*        CLOUDY    48  48 100 W5        30.24S TC   9
$$

ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231600-
SOUTH-CENTRAL ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     FOG       45  45 100 SW3       30.24R VSB 1/4 TC   7
CAIRO*         CLOUDY    46  46 100 CALM      30.27R TC   8
EFFINGHAM*     CLOUDY    44  44 100 W6        30.24R FOG     TC   6
MARION         FOG       46  45  93 W5        30.24R VSB 1/4 TC   8
MT. VERNON     CLOUDY   N/A N/A N/A W3        30.23R HAZE
CENTRALIA*       N/A    N/A N/A N/A MISG        N/A
SALEM*         CLOUDY    47  45  93 NW3       30.22S FOG     TC   8
METROPOLIS*    CLOUDY    43  42  97 CALM      30.27R FOG     TC   6
$$

ILZ067-068-072-073-078-083-087-091-231600-
SOUTHEAST ILLINOIS

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
LAWRENCEVILLE  MOSUNNY   47  44  90 NW7       30.21R TC   8
FLORA*         CLOUDY    46  46 100 W7        30.23R TC   8
FAIRFIELD*     CLOUDY    47  45  91 CALM      30.23R FOG     TC   9
HARRISBURG*    FOG       46  45  95 CALM      30.25R VSB 3/4 TC   8
ROBINSON*      SUNNY     46  46 100 NW8       30.20R TC   8
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY
$$